556432526636 has 12 divisors (see below), whose sum is σ = 1112865053328. Its totient is φ = 238471082832.

The previous prime is 556432526623. The next prime is 556432526647. The reversal of 556432526636 is 636625234655.

556432526636 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9936295091 + ... + 9936295146.

It is an arithmetic number, because the mean of its divisors is an integer number (92738754444).

Almost surely, 2^556432526636 is an apocalyptic number.

It is an amenable number.

556432526636 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

556432526636 is a wasteful number, since it uses less digits than its factorization.

556432526636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19872590248 (or 19872590246 counting only the distinct ones).

The product of its digits is 23328000, while the sum is 53.

The spelling of 556432526636 in words is "five hundred fifty-six billion, four hundred thirty-two million, five hundred twenty-six thousand, six hundred thirty-six".